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Atomfair 17-4PH Stainless Steel Powder
17-4PH is a low-carbon, high-chromium precipitation-hardening stainless steel. It enhances hardness and strength via ε-Cu, NbC precipitates from Cu, Nb during aging, with good corrosion resistance. Suitable for SLM, used in industrial structural components.
Description
Low-carbon, high-chromium precipitation-hardening stainless steel powder with excellent corrosion resistance.
| Chemical Composition (wt.%) | |
|---|---|
| Fe | Balance |
| C | ≤0.07 |
| Si | ≤1.0 |
| Mn | ≤1.0 |
| Cr | 15.0-17.5 |
| Ni | 3.0-5.0 |
| Cu | 3.0-5.0 |
| Nb | 0.15-0.45 |
| P | ≤0.015 |
| S | ≤0.015 |
| N | ≤0.1 |
| Physical Properties | |
|---|---|
| D10 (μm) | ≥15 |
| D50 (μm) | 30-40 |
| D90 (μm) | ≤56 |
| Sphericity | ≥0.9 |
| Apparent Density (g/cm³) | ≥4.0 |
| Tapped Density (g/cm³) | ≥4.5 |
| Flowability (s/50g) | ≤20 |
| Mechanical Properties | |||
|---|---|---|---|
| Condition | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) |
| As-deposited | ≥1100 | ≥1050 | ≥15.0 |
| Heat-treated | ≥1310 | ≥1250 | ≥12.0 |
Applications: Structural components in industrial fields.
Processing Method: SLM.
